2011 WK5

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5150910958 ± 3.88e-05
Semi-major axis (a)2.2094504433 AU ± 1.92e-04
Inclination (i)5.88557691° ± 3.38e-04
Long. of Asc. Node (Ω)253.16285456° ± 2.17e-05
Arg. of Perihelion (ω)184.68438551° ± 6.35e-04
Mean Anomaly (M)89.22824122° ± 2.00e-01
Mean Motion (n)0.3001137397°/day ± 3.92e-05
Perihelion dist (q)1.07138219 AU ± 1.27e-04
Aphelion dist (Q)3.34751869 AU ± 3.04e-04
Orbital Period3.28417581 yr ± 4.29e-04
Physical Parameters
H (abs. magnitude)23.50
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.354″
Uncertainty3
Orbit TypeAmor
MOID0.085839 AU
Observations Used101
Oppositions1
Arc Total2011-2012
First Observation Used2011-11-20
Last Observation Used2012-01-06
Observations (104)
Date Type RA Dec Mag Band Observatory
2011-12-22 22:42:18 C 06 14 21.78 +03 17 16.7 t 130
2012-01-06 04:52:59 C 07 16 36.21 -03 55 39.4 o 291
2012-01-06 04:55:32 C 07 16 36.56 -03 55 41.3 o 291
2012-01-06 04:58:03 C 07 16 36.79 -03 55 42.7 o 291